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Looking Back
November 2003 by Staff
Excerpts from California Mining Journal, our original title, published 50 years ago this month.The Trapiches of Chile
In Chile, the trapiche (tra-peach-ee) method of milling gold ore began more than 400 years ago. The first trapiche, also known as a Chilean mill, was a stone wheel weighing two or three tons rotating on an axle.
Oil Seeps in Arizona
Compared to California, Arizona has virtually no oil seeps. But, the great Permian Basin of West Texas has virtually none either. Arizona has something that neither California nor Texas have, and that is public lands that are open for leasing. The northern half of Arizona has more seeps and is thus of greater interest, but it would be foolish to disregard the southern half because giant oil and natural gas fields could underlie some of the broad desert valleys.
Sage-Grouse Won't Get ESA Listing For Now
The Obama administration announced on March 5 its decision not to list the sage-grouse as threatened or endangered at the moment, though it left the door wide open to future listing.
Mining Stock Quotes and Mineral & Metal Prices
Higher Zinc Price Creates Opportunity
Zinc is brittle and crystalline at ordinary temperatures, but when heated to between 110°C and 150°C it becomes ductile and malleable; it can then be rolled into sheets. The bluish-white metal is used principally for galvanizing iron, but also...
The Beer That Saved Goldfield
The Nevada Historical Society's
"This Was Nevada Series"
The Business of Mining: Swap, Trade, or Exchange
With property values trending upward over the past several years, many owners who purchased their businesses years ago are now discovering that the building housing the mining operation or supply business is the most valuable part of their business.
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